Deformation joint formwork assembly

The utility model discloses a deformation joint formwork assembly, and relates to the technical field of wall bodies, such as arc-shaped walls, the deformation joint formwork assembly comprises a formwork assembly and a wall body, the formwork assembly is located on the outer surface of the wall body, the formwork assembly is in an I shape, the upper surface of the formwork assembly is fixedly connected with two handles, and the two handles are fixedly connected with the wall body. A transmission device is arranged in the template assembly, a supporting device is arranged in the template assembly, an octagonal screw rotates to drive a rotating rod to rotate through a groove, the rotating rod rotates to drive a driving bevel gear to rotate, the driving bevel gear rotates to drive a driven bevel gear to rotate, and the driven bevel gear rotates to drive a threaded rod to rotate; the threaded rod rotates to drive the two sliding blocks to move, the two sliding blocks move to drive the two reinforcing plates to s